System time zone settings for PHP date and time functions
In PHP, there are two ways to change the time zone:
modify php.ini For the settings in the file, click data; date.timezone =Option, remove the preceding quotation marks, and change to:“ date.timezone =Asia / Shanghai "and restart the Apache server
In the a ...
Posted on Thu, 21 May 2020 22:26:51 -0700 by rklapwijk
Introduction to reptile
It's a friendly website for reptiles, but!
Now the login verification code is disgusting. You need to click the inverted text in the figure! This makes us a person who is not literate at all. So we use the method of replacing url parameter to login with a login verification code, which needs to be entered manua ...
Posted on Fri, 01 May 2020 09:36:52 -0700 by KyleVA
1. playbook - Introduction to playbook
playbooks is a different mode of execution from the Ansible command line, which is more flexible and powerful.Simply put, playbook is a very simple configuration management and multi-host deployment system that, unlike any existing pattern, serves as a foundation for deploying complex applications.Playboo ...
Posted on Sun, 12 Apr 2020 09:44:13 -0700 by susi
Two great tricks in programming
1. Easier than harder, breaking a complex problem into simple ones
2. Live after death
Operators are special symbols used to represent operations, assignments, comparisons, and so on, of data.
Operators are used to perform mathematical or logical operations while a program is running
The built-in operato ...
Posted on Tue, 07 Apr 2020 20:57:23 -0700 by tuneout
For configuration of NFS and samba servers, see:
Here, we will only discuss the use of the client
1. Use of NFS clients
nfs implements a remote shared directory between Unix-like systems.
Suppose we already have a server that provides nfs services with an IP of 192.168.1.17.A directory/aa has already been shared.
1) Query nfs direc ...
Posted on Sun, 05 Apr 2020 20:45:05 -0700 by mridang_agarwal
1, The difference between 127.0.0.1 and localhost in connecting mysql database
1. Connection of localhost to mysql database
mysql -h localhost -uroot -p
2. The following is 127.0.0.1 connecting to mysql database
mysql -h 127.0.0.1 root -p
I don't know how you see the connection is different. Let me analyze ...
Posted on Sun, 05 Apr 2020 18:07:25 -0700 by elementaluk
I / O stream
File read write [^ 1]
I / O stream
I / O class derivation
Standard flow object
Standard input stream: cin -- connected to standard input device, istream object
Standard output stream: cout -- connected to standard output device, ostream objectcerr -- connected to standard error output device (no buf ...
Posted on Sat, 04 Apr 2020 01:54:31 -0700 by fallen00sniper
Ten simple uses of ps command
ps commands have two different syntax styles - BSD and UNIX. Novices often misunderstand these two forms, so we need to make a simple explanation here:
ps aux is different from ps aux. For example, the - U parameter indicates the uid of the printing process, while the parameter ...
Posted on Thu, 02 Apr 2020 05:41:13 -0700 by Prodigal Son
Swarm was an independent project prior to Docker version 1.12. After the release of Docker version 1.12, the project was merged into Docker and became a subcommand of Docker. Doker swarm is a tool for creating a server cluster, which requires only a few commands to create a ...
Posted on Wed, 01 Apr 2020 10:14:08 -0700 by stormszero
Introduction to compression packaging
Compressing files saves bandwidth.
Common compressed files
windows -.rar .zip .7z
linux-.zip ,.gz, .bz2, .xz, .tar.gz , tar.bz2, tar.xz
gzip compression tool
Usage: gzip [filename] cannot compress directory
[root@glinux-01 tmp]# gzip test.sh
[root@glinux-01 tmp]# ls
Posted on Tue, 31 Mar 2020 22:25:35 -0700 by topflight